package com.example.demo.MyConfiguration;

import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.servlet.Filter;
import javax.sql.DataSource;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

@Configuration
public class MyDruidConfig {

    @ConfigurationProperties(prefix = "spring.datasource")
    @Bean
    public DataSource SetDruidDataSource(){
        return new  DruidDataSource();
    }

//    配置监控

    @Bean
    public ServletRegistrationBean MyStatViewServlet(){
        ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(), "/druid/*");

        Map<String, String> map=new HashMap<>();
//        配置登陆的账号密码
        map.put("loginUsername", "admin");
        map.put("loginPassword", "admin");

        servletRegistrationBean.setInitParameters(map);
        return  servletRegistrationBean;
    }
//配置访问过滤器
    @Bean
    public FilterRegistrationBean MyWebStatFilter(){
        FilterRegistrationBean<Filter> bean = new FilterRegistrationBean<>();
        bean.setFilter(new WebStatFilter());
        HashMap<String , String> map = new HashMap<>();
        map.put("exclusions", "*.js,*.css, /druid/*");
        bean.setInitParameters(map);

        bean.setUrlPatterns(Arrays.asList("/*"));

        return bean;
    }

}
